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JP1800597SActive Publication Date: 2025-06-10PANASONIC HOMES CO LTD
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Patent Information

Application Number
JP2024022236D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-06-10
Estimated Expiration
2049-10-25

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Abstract

This article is a ventilation opening for the foundation that is attached from the outdoor side to a ventilation opening provided in the foundation of a house or the like. This article is provided with a first opening communicating with the ventilation opening and a second opening opening to the outdoor side, and is partitioned so that air can flow back and forth between them. The second opening is provided above the first opening. By this second opening, for example, it is possible to suppress flooding from the ventilation opening to under the floor during a flood or when internal water overflows.
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